The reverse of the commonly used internet abbreviation, WTF, which stands for "What the fuck". FTW? is used as a question after someone says "fuck this" or "fuck that"; or after someone says "WTF".
an acronym for a phrase from the online comedy show jake and amir from collegehumor.com. FTW = For the Wolf.
to learn more visit jakeandamir.com or (possibly) collegehumor.com
usually when used it means "For the win" but as I am a huge J&A fan I always assumed it meant "for the wolf", until I had the common sense to look on here.